UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 03 )*

BLACKROCK MUNIHOLDINGS INVESTMENT QUALITY FUND

(Name of Issuer)

VARIABLE RATE DEMAND PREFERRED SHARES

(Title of Class of Securities)

09254P702

(CUSIP Number)

Bank of America Corporation,  Bank of America Corporate Center,  100 North Tryon Street,  Charlotte,  North Carolina  28255 

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

April 03, 2020

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.    o

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See §240.13d-7 for other parties to whom copies are to be sent.

* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

1	NAMES OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	BANK OF AMERICA CORP /DE/ 56-0906609
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP			(a)	o
				(b)	x
3	SEC USE ONLY
4	SOURCE OF FUNDS
	WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(e) or 2(f)				x
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			0
		8	SHARED VOTING POWER
			2,746
		9	SOLE DISPOSITIVE POWER
			0
		10	SHARED DISPOSITIVE POWER
			2,746
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	2,746
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES				o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	100%
14	TYPE OF REPORTING PERSON
	HC

1	NAMES OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Banc of America Preferred Funding Corporation 75-2939570
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP			(a)	o
				(b)	x
3	SEC USE ONLY
4	SOURCE OF FUNDS
	WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(e) or 2(f)				o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			0
		8	SHARED VOTING POWER
			2,746
		9	SOLE DISPOSITIVE POWER
			0
		10	SHARED DISPOSITIVE POWER
			2,746
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	2,746
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES				o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	100%
14	TYPE OF REPORTING PERSON
	CO

Item 1. Security and Issuer

This Amendment No. 3 (this "Amendment") amends, as set forth below, the statement on Schedule 13D, dated April 17, 2014 and filed with the SEC on April 28, 2014 (the "Original Schedule 13D"), as amended by Amendment No. 1 dated April 20, 2017 and filed with the SEC on April 24, 2017 ("Amendment No. 1"), as further amended by Amendment No. 2 dated February 12, 2020 and filed with the SEC on February 14, 2020 ("Amendment No. 2"), for Bank of America Corporation ("BAC") and Banc of America Preferred Funding Corporation ("BAPFC") (collectively, the "Reporting Persons") with respect to the variable rate demand preferred shares ("VRDP Shares") of BlackRock MuniHoldings Investment Quality Fund (the "Issuer").

This Amendment is being filed in relation to the amendment to the VRDP Shares Fee Agreement, as amended, dated June 30, 2011, relating to the VRDP Shares of the Issuer.

Item 2. Identity and Background

(a) Item 2 of the Original Schedule 13D is hereby amended by deleting Schedule I and Schedule II referenced therein and replacing them with Schedule I and Schedule II included with this Amendment.

(b)

(c)

(d)

(e)

(f)

Item 3. Source and Amount of Funds or Other Consideration

Item 4. Purpose of Transaction

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)

Item 5. Interest in Securities of the Issuer

(a)

(b)

(c)

Transaction Date Shares or Units Purchased (Sold) Price Per Share or Unit

(d)

(e)

Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer

Item 6 of the Original Schedule 13D is hereby amended by adding the following at the end thereof:

"Effective as of April 3, 2020, the VRDP Shares Fee Agreement, dated as of June 30, 2011, has been further amended by the Omnibus Amendment to Fee Agreements, dated April 3, 2020."

Item 7. Material to Be Filed as Exhibits

Item 7 of the Original Schedule 13D is hereby amended by deleting Exhibit 99.1 and Exhibit 99.2 thereto and inserting the following exhibits in their place:

"Exhibit Description of Exhibit
99.1 Joint Filing Agreement
99.2 Limited Power of Attorney
99.16 Omnibus Amendment to Fee Agreements dated April 3, 2020"

Signature

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

	BANK OF AMERICA CORPORATION
April 07, 2020	By:	/s/ Ally Pecarro
		Attorney-in-fact
	BANC OF AMERICA PREFERRED FUNDING CORPORATION
April 07, 2020	By:	/s/ Michael Jentis
		Authorized Signatory

The original statement shall be signed by each person on whose behalf the statement is filed or his authorized representative. If the statement is signed on behalf of a person by his authorized representative (other than an executive officer or general partner of the filing person), evidence of the representative’s authority to sign on behalf of such person shall be filed with the statement: provided, however, that a power of attorney for this purpose which is already on file with the Commission may be incorporated by reference. The name and any title of each person who signs the statement shall be typed or printed beneath his signature.

Footnotes: 

Attention: Intentional misstatements or omissions of fact constitute Federal criminal violations (See 18 U.S.C. 1001)